Let me come clean: For way too long now, I’ve been excited about the 2D optical code format called QR Code. I even convinced TidBITS to put one on every article page for a while. I don’t get a ...
QR codes are usually associated with ASCII text like URLs or serial numbers, but did you know you can also encode binary data into them? To demonstrate this concept, [MattKC] embarked on a journey to ...
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